[Edison LED Bulb] Our solar post cap light features a long-lasting Edison LED bulb, encased in robust aluminum with raindrop-tempered glass. This cap light automatically powers on at dusk and switches off come dawn. Emitting a brightness of 20 lumens, it promises up to 12 hours of consistent illumination for your post when fully charged. [2 Color Modes] Choose between two color modes with this solar deck post light: warm white (3000K) and cool white (6000K). Easily toggle between the colors to enhance the ambiance of your fence, deck, porch, pillar, mailbox, or dock. Designed for effortless use, this light eliminates the need for wiring or manual operation, ensuring both simplicity and safety.